<template>
  <div>
    <!-- 面包屑 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>用户管理</el-breadcrumb-item>
      <el-breadcrumb-item>用户列表</el-breadcrumb-item>
    </el-breadcrumb>
    <!-- 卡片视图区域 -->
    <el-card class="box-card">
      <el-row :gutter="20">
        <el-col :span="7">
          <!-- 搜索框 -->
          <el-input placeholder="请输入内容" class="input-with-select" v-model="queryInfo.query" clearable
            @clear="getUserList">
            <el-button slot="append" icon="el-icon-search" @click="getUserList"></el-button>
          </el-input>
        </el-col>
        <el-col :span="6">
          <!-- 添加按钮 -->
          <el-button type="primary" @click="addDialogVisible = true">添加用户</el-button>
        </el-col>
      </el-row>
      <!-- 表格 -->
      <template>
        <el-table :data="userlist" style="width: 100%" border stripe>
          <el-table-column type="index" label="#" width="50"></el-table-column>
          <el-table-column prop="username" label="姓名"></el-table-column>
          <el-table-column prop="email" label="邮箱"></el-table-column>
          <el-table-column prop="role_name" label="角色"> </el-table-column>
          <el-table-column label="状态">
            <template slot-scope="scope">
              <el-switch v-model="scope.row.mg_state" @change="userStateChange(scope.row)">
              </el-switch>
            </template>
          </el-table-column>
          <el-table-column label="操作" width="180px">
            <template slot-scope="scope">
              {{ scope.row.index }}
              <!-- 修改按钮 -->
              <el-button type="primary" icon="el-icon-edit" size="mini" @click="showEditDialog(scope.row.id)">
              </el-button>
              <!-- 删除按钮 -->
              <el-button type="danger" icon="el-icon-delete" size="mini" @click="deleteUser(scope.row.id)"></el-button>
              <!-- 分配角色按钮 -->
              <el-tooltip effect="dark" content="分配角色" placement="top" :enterable="false">
                <el-button type="warning" icon="el-icon-setting" size="mini"></el-button>
              </el-tooltip>
            </template>
          </el-table-column>
        </el-table>
      </template>
      <!-- 分页 -->
      <el-pagination @size-change="handleSizeChange" @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum" :page-sizes="[1, 2, 5, 10]" :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper" :total="total">
      </el-pagination>
    </el-card>

    <!-- 添加用户对话框 -->
    <el-dialog title="添加用户" :visible.sync="addDialogVisible" width="50%" @close="addDialogClosed">
      <!-- 内容主体区域 -->
      <el-form :model="addForm" :rules="addFormRules" ref="addFormRef" label-width="100px">
        <el-form-item label="用户名" prop="username">
          <el-input v-model="addForm.username"></el-input>
        </el-form-item>
        <el-form-item label="密码" prop="password">
          <el-input v-model="addForm.password"></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="addForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机号码" prop="mobile">
          <el-input v-model="addForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <!-- 底部按钮区域 -->
      <span slot="footer" class="dialog-footer">
        <el-button @click="addDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="addUser">确 定</el-button>
      </span>
    </el-dialog>
    <!-- 添加用户对话框End -->

    <!-- 编辑用户对话框 -->
    <el-dialog title="编辑用户" :visible.sync="editDialogVisible" width="50%">
      <!-- 表单区域 -->
      <el-form :model="editForm" :rules="editFormRules" ref="editFormRef" label-width="100px" @close="editDialogClosed">
        <el-form-item label="用户名">
          <el-input v-model="editForm.username" disabled></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="editForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机号码" prop="mobile">
          <el-input v-model="editForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <!-- 底部按钮区域 -->
      <span slot="footer" class="dialog-footer">
        <el-button @click="editDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="editUser">确 定</el-button>
      </span>
    </el-dialog>
    <!-- 编辑用户对话框End -->
  </div>
</template>
<style lang="less" scoped></style>

<script>
export default {
  data() {
    // 验证邮箱规则
    var checkEmail = (rule, value, callback) => {
      const regEmail = /[\w!#$%&'*+/=?^_`{|}~-]+(?:\.[\w!#$%&'*+/=?^_`{|}~-]+)*@(?:[\w](?:[\w-]*[\w])?\.)+[\w](?:[\w-]*[\w])?/
      if (!regEmail.test(value)) return callback(new Error('请输入合法的邮箱'))
      callback()
    }
    // 验证手机规则
    var checkMobile = (rule, value, callback) => {
      const regMobile = /^(13[0-9]|14[5-9]|15[0-3,5-9]|16[2,5,6,7]|17[0-8]|18[0-9]|19[0-3,5-9])\d{8}/
      if (!regMobile.test(value)) return callback(new Error('请输入合法的手机'))
      callback()
    }

    return {
      // 获取用户列表请求参数
      queryInfo: {
        query: '',
        pagesize: 1,
        pagenum: 1
      },
      userlist: [],
      total: 0,
      // 控制新增对话框 显示/隐藏
      addDialogVisible: false,
      // 添加表单绑定数据
      addForm: {
        username: '',
        password: '',
        email: '',
        mobile: ''
      },
      // 添加表单绑定数据验证规则
      addFormRules: {
        username: [
          { required: true, message: '请输入用户名', trigger: 'blur' },
          {
            min: 3,
            max: 10,
            message: '用户名长度3-10字符之间',
            trigger: 'blur'
          }
        ],
        password: [{ required: true, message: '请输入密码', trigger: 'blur' }],
        email: [
          { required: true, message: '请输入邮箱', trigger: 'blur' },
          { validator: checkEmail, trigger: 'blur' }
        ],
        mobile: [
          { required: true, message: '请输入手机', trigger: 'blur' },
          {
            validator: checkMobile,
            trigger: 'blur'
          }
        ]
      },
      editDialogVisible: false,
      editForm: {
        username: '',
        email: '',
        mobile: ''
      },
      editFormRules: {
        email: [
          { required: true, message: '请输入邮箱', trigger: 'blur' },
          { validator: checkEmail, trigger: 'blur' }
        ],
        mobile: [
          { required: true, message: '请输入手机', trigger: 'blur' },
          {
            validator: checkMobile,
            trigger: 'blur'
          }
        ]
      }
    }
  },
  created() {
    this.getUserList()
  },
  methods: {
    async getUserList() {
      const { data: res } = await this.$http.get('users', {
        params: this.queryInfo
      })
      if (res.meta.status !== 200) {
        return this.$message.error(res.mete.msg)
      }
      this.userlist = res.data.users
      this.total = res.data.total
    },
    // 监听pagesize 改变的事件
    handleSizeChange(newSize) {
      this.queryInfo.pagesize = newSize
      this.getUserList()
    },
    // 监听 pagenum 改变事件
    handleCurrentChange(newPage) {
      this.queryInfo.pagenum = newPage
      this.getUserList()
    },
    // 监听用用户状态改变事件
    async userStateChange(userinfo) {
      const { data: res } = await this.$http.put(
        `users/${userinfo.id}/state/${userinfo.mg_state}`
      )
      if (res.meta.status !== 200) {
        userinfo.mg_state = !userinfo.mg_state
        return this.$message.error(res.meta.msg)
      }
      this.$message.success(res.meta.msg)
    },
    // 关闭添加弹窗事件 用于重置操作
    addDialogClosed() {
      this.$refs.addFormRef.resetFields()
    },
    // 添加用户事件
    addUser() {
      this.$refs.addFormRef.validate(async (valid) => {
        if (!valid) return
        const { data: res } = await this.$http.post('users', this.addForm)
        if (res.meta.status !== 201) return this.$message.error(res.meta.msg)
        this.$message.success(res.meta.msg)
        this.getUserList()
        this.addDialogVisible = false
      })
    },
    // 显示编辑弹窗事件
    async showEditDialog(id) {
      const { data: res } = await this.$http.get(`users/${id}`)
      if (res.meta.status !== 200) return this.$message.error(res.meta.msg)
      this.editForm = res.data
      this.editDialogVisible = true
    },
    // 关闭编辑弹窗事件
    editDialogClosed() {
      this.$refs.editFormRef.resetFields()
    },
    // 用户编辑保存
    editUser() {
      this.$refs.editFormRef.validate(async (valid) => {
        if (!valid) return
        const { data: res } = await this.$http.put(
          `users/${this.editForm.id}`,
          this.editForm
        )
        if (res.meta.status !== 200) this.$message.error(res.meta.msg)
        this.$message.success(res.meta.msg)
        this.editDialogVisible = false
        this.getUserList()
      })
    },
    async deleteUser(id) {
      const confirmResult = await this.$confirm(
        '此操作将永久删除该用户, 是否继续?',
        '提示',
        {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }
      ).catch((err) => err)
      if (confirmResult !== 'confirm') {
        return this.$message('您已经取消删除了！')
      }
      const { data: res } = await this.$http.delete(`users/${id}`)
      if (res.meta.status !== 200) return this.$message.error(res.meta.msg)
      this.$message.success(res.meta.msg)
      this.getUserList()
    }
  }
}
</script>
